Home / 147,117.20-220,610.36-41,912.40

Finding the Fourth Proportional to 147,117.20, 220,610.36 and 41,912.40

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Solution

The fourth proportional to 147,117.20, 220,610.36 and 41,912.40 is: 62,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,117.20 : 220,610.36 = 41,912.40 : x
  2. Step 2: Convert to fraction form
    147,117.20/220,610.36 = 41,912.40/x
  3. Step 3: Cross multiply
    147,117.20x = 220,610.36 × 41,912.40
  4. Step 4: Simplify right side
    147,117.20x = 9,246,309,652.46
  5. Step 5: Solve for x
    x = 9,246,309,652.46/147,117.20
  6. Step 6: Final answer
    x = 62,849.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.